Updated demo with lots of debug comments

examples/background_rings_demo/background_rings_demo.ino

@@ -10,6 +10,8 @@ const int MAXBRIGHTNESS = 80;
 const int leftFSRSimPin = A7;
 const int rightFSRSimPin = A0;
 
+const int buzzerPin = 9;
+
 /* Start Button */
 const int leftReadyButtonPin = 13;
 const int rightReadyButtonPin = 8;
@@ -45,6 +47,7 @@ void setup() {
   pinMode(rightReadyButtonPin, INPUT_PULLUP);
   pinMode(leftFSRSimPin, INPUT_PULLUP);
   pinMode(rightFSRSimPin, INPUT_PULLUP);
+  pinMode(buzzerPin, OUTPUT);
 
   Serial.println("Testing Solids");
   rightRing.init_solid(DARKRED, MAXBRIGHTNESS);
@@ -59,17 +62,27 @@ void setup() {
 
 void loop() {
   static unsigned long last_random_check = millis();
+  static unsigned long start = millis();
+  static unsigned long wasaction = false;
 
   rightRing.tick();
   leftRing.tick();
+  if(wasaction == true && rightRing.action == Idle) {
+    // we just came off an action
+    Serial.print("Action finished. Duration = "); Serial.println(millis() - start);
+    wasaction = false;
+  }
+  if(rightRing.action != Idle) { wasaction = true; }
   
   if(button_pressed(rightFSRButton)) {
     Serial.println("Right button pressed. Switching.");
+    //start = millis();
     //rightRing.init_pulse(random(0, 0xFFFFFF), 255, 2000);
     //rightRing.init_pulse(DARKRED, MAXBRIGHTNESS, 2000);
     //rightRing.init_spin(DARKRED, DARKGREEN);
     //rightRing.init_flip(DARKRED, DARKGREEN);
     //rightRing.init_slowroll(DARKRED, DARKGREEN);
+    //rightRing.init_pulse_and_beep(random(0, 0xFFFFFF + 1), 80, 400, buzzerPin, 3700, 100);
     rightRing.random_event();
   }
 
@@ -80,6 +93,7 @@ void loop() {
     //leftRing.init_spin(DARKGREEN, DARKRED);
     //leftRing.init_flip(DARKGREEN, DARKRED);
     //leftRing.init_slowroll(DARKGREEN, DARKRED);
+    //rightRing.init_pulse_and_beep(random(0, 0xFFFFFF + 1), 80, 400, buzzerPin, 0, 100);
     leftRing.random_event();
   }